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Functional Patterns
CNC Machined from pre-hardened steel
4140 is 12% stronger in yield strength than typical sheet steels
Standard Configuration
Killer B MotorSport FMIC Air Oil Separator Barebones Kit - 2015-2021 Subaru WRX Subaru-Legacy-2005 Functional PatternsOn this page, you are looking at the Killer B Motorsport Barebones Air Oil Separator Kit specifically designed for the FA20 engine platform, and it is also specifically designed for those of you who are employing a front mount intercooler setup. The intended function of this kit is to remove oil in liquid or in vapor form from the vented crankcase gasses. Killer B are pure artists in metal fabrication, and they have a large catalog with a wide variety
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